Ceiling fan



FIG. 1 is side elevation view of a first embodiment of a ceiling fan according to the invention;

FIG. 2 is a side elevation view of the first embodiment from the side opposite that shown in FIG. 1;

FIG. 3 is a top plan view of the ceiling fan shown in FIG. 1;

FIG. 4 is a bottom plan view of the ceiling fan shown in FIG. 1; and,

FIG. 5 is a side elevation view of a second embodiment of a ceiling fan according to the invention, the other views being the same.

The broken line showing of environmental structure is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design of a ceiling fan, as shown and described. 